From the topic, I have learned about technological breakthroughs and how they affect a variety of fields and industries. Information technology, also known as the second machine age, is at the heart of today's information processing. There have been revolutionary changes since the invention of transistors. After day by day, technology such as the wireless revolution, the internet, and cloud computing becomes advanced making them grow consistently in industries. All parts of an information system, types of computers, and types of personal computers have been gone through and we learned how it is.